Tried the English Dialects app yesterday and it turns out I've been kidding myself that I've learned to pronounce words properly as an adult. It was accurate within 5 miles!pic.twitter.com/nfvZ0kuzF6
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
It's obviously not correct but choosing as South as possible is a good strategy since I Cypriot.
pic.twitter.com/vJm9ODF8Ae
It's interesting that it's still quite localised!
I guess it has to be by definition since it's a multiple choice path through a set dimensional space?
Yes fair point 
Although I have no idea how they map stuff (pronunciations, word choices, etc) onto locations — it could also reply with "your accent does not exist in England"... but I doubt it would be written that way...
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.